From 34f6f1d736bc9844c97d1342461a870f97dd7c1e Mon Sep 17 00:00:00 2001
From: pwespi <pwespi@pm.me>
Date: Mon, 25 Mar 2019 13:49:29 +0100
Subject: [PATCH] fix(datetime): account for 0 value when setting up picker
 columns (#17869)

---
 core/src/components/datetime/datetime-util.ts      | 2 +-
 core/src/components/datetime/test/basic/index.html | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/core/src/components/datetime/datetime-util.ts b/core/src/components/datetime/datetime-util.ts
index 6a18709ca0..865d6af6c2 100644
--- a/core/src/components/datetime/datetime-util.ts
+++ b/core/src/components/datetime/datetime-util.ts
@@ -6,7 +6,7 @@
 export function getDateValue(date: DatetimeData, format: string): number {
   const getValue = getValueFromFormat(date, format);
 
-  if (getValue) { return getValue; }
+  if (getValue !== undefined) { return getValue; }
 
   const defaultDate = parseDate(new Date().toISOString());
   return getValueFromFormat((defaultDate as DatetimeData), format);
diff --git a/core/src/components/datetime/test/basic/index.html b/core/src/components/datetime/test/basic/index.html
index cbbaa87efc..2dce84bfd7 100644
--- a/core/src/components/datetime/test/basic/index.html
+++ b/core/src/components/datetime/test/basic/index.html
@@ -99,6 +99,11 @@
           <ion-datetime display-format="HH:mm"></ion-datetime>
         </ion-item>
 
+        <ion-item>
+          <ion-label>HH:mm (initial value 00:00)</ion-label>
+          <ion-datetime display-format="HH:mm" value="00:00"></ion-datetime>
+        </ion-item>
+
         <ion-item>
           <ion-label>h:mm a</ion-label>
           <ion-datetime display-format="h:mm a" value="01:47"></ion-datetime>